Read LG 42LH260H (CHASSIS:LA96B) Service Manual online
THE SYMBOL MARK OF THIS SCHEMETIC DIAGRAM INCORPORATES
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
SPECIAL FEATURES IMPORTANT FOR PROTECTION FROM X-RADIATION.
FILRE AND ELECTRICAL SHOCK HAZARDS, WHEN SERVICING IF IS
ESSENTIAL THAT ONLY MANUFATURES SPECFIED PARTS BE USED FOR
THE CRITICAL COMPONENTS IN THE SYMBOL MARK OF THE SCHEMETIC.
TUNER
SIGN273
TS_0
TS_1
TS_2
TS_3
TS_4
TS_5
TS_6
TS_7
IF_AGC
+5V_TU
C1021
0.1uF
OPT
C1028
10uF
16V
3216
+1.2V_DVDD_PVSB
FE_SIF
+3.3V_PVSB
R1016
47
OPT
FE_TUNER_SCL
R1008
10K
C1023
10uF
16V
3216
C1038
10uF
16V
16V
3216
C1009
0.01uF
0.01uF
50V
R1034
0
1/4W
5%
5%
+1.2V_PVSB
R1007
12K
+3.3V_AVDD_PVSB
L1004
6.8uH
SIFMO
R1010
470
C1007
0.1uF
0.1uF
50V
R1013
4.7K
4.7K
R1004
2.2K
2.2K
OPT
VCOMO
C1012
0.047uF
50V
C1005
0.1uF
0.1uF
50V
R1006
10K
OPT
OPT
+3.3V_DVDD_PVSB
R1017
4.7K
4.7K
+5V_TU
FE_TUNER_SDA
+3.3V_PVSB
R1005
0
0
+5V_GENERAL
VSB_CTRL
C1020
0.1uF
50V
0.1uF
50V
C1002
100uF
100uF
16V
OPT
OPT
C1018
100uF
100uF
16V
L1000
MLB-201209-0120P-N2
OPT
+3.3V_PVSB
R1015
8.2K
OPT
R1014
15K
OPT
R1001
4.7K
OPT
R1002
1K
1K
OPT
C1003
0.1uF
50V
0.1uF
50V
OPT
+3.3V_FE
IC1001
SC156515M-1.8TR
OPT
2
VIN
1
EN
3
GND
5
ADJ
4
VO
VSB_RESET
TS_0
C1068
0.1uF
R1063
1K
TS_SYNC
X1005
25MHz
R1077
22
C1067
0.1uF
0.1uF
R1065
0
OPT
TS_VALID
AR1070
100
+3.3V_DVDD_PVSB
TS_CLK
R1078
22
C1072
27pF
27pF
C1075
OPT
+3.3V_DVDD_PVSB
R1073
0
R1069
470
AR1079
100
1/16W
100
1/16W
LD1000
FE_DEMOD_SCL
C1074
OPT
C1071
27pF
D1000
1N4148W
R1072
1M
FE_DEMOD_SDA
+3.3V_AVDD_PVSB
+3.3V_AVDD_PVSB
C1073
1uF
10V
10V
AR1071 100
R1076
OPT
R1074
47K
C1070
0.01uF
R1075
OPT
R1066
OPT
+1.2V_DVDD_PVSB
IF_AGC
IF_N
C1069
0.01uF
R1068
5.1K
OPT
R1060
1K
R1064
100
IF_P
C1026
0.1uF
50V
0.1uF
50V
C1030
0.1uF
0.1uF
50V
C1032
0.1uF
0.1uF
50V
C1033
0.1uF
50V
C1043
0.1uF
0.1uF
50V
C1044
0.1uF
50V
0.1uF
50V
C1066
0.1uF
0.1uF
R1061 100
R1062 100
IC1003
AS7809DTRE1
2
GND
3
OUTPUT
1
INPUT
C1035
100uF
16V
C1037
0.1uF
16V
0.1uF
16V
OPT
C1041
0.01uF
25V
0.01uF
25V
C1034
0.1uF
16V
C1039
47uF
16V
16V
PANEL_POWER
IC1002
KIA78R05F
1
VIN
2
VC
3
VOUT
4
NC
5
GND1
6
GND2
C1040
0.1uF
0.1uF
L1010
BG2012B800
R1028
100
OPT
FE_VMAIN
008:D24
R1021
0
0
C1014
0.1uF
50V
R1019
270
+5V_TU
R1018
0
0
OPT
R1020
270
+5V_TU
C1008
0.01uF
0.01uF
25V
C1011
10uF
10V
10uF
10V
R1023
22
R1022
22
R1027
0
R1026
0
C1024
27pF
27pF
50V
OPT
C1025
27pF
50V
27pF
50V
OPT
C1017
100pF
50V
100pF
50V
C1015
100pF
100pF
50V
L1012
L1001
C1004
82pF
50V
50V
L1005
500
L1003
500
L1007
500
L1008
500
C1013
220uF
16V
16V
R1031
0
OPT
R1033
0
R1032
0
Q1001
ISA1530AC1
E
B
C
Q1000
ISA1530AC1
E
B
C
R1067
OPT
C1076
1uF
16V
R1011
20K
R1035
100
OPT
IC1000
SC4215ISTRT
3
VIN
2
EN
4
NC_2
1
NC_1
5
NC_3
6
VO
7
ADJ
8
GND
POWER_EN
008:AR30;004:X17;004:AM17
C1019
100uF
100uF
16V
+1.2V_PVSB
C1079
0.1uF
50V
0.1uF
50V
R1012
10K
R1003
0
0
C1082
100uF
16V
16V
C1081
0.1uF
16V
C1036
0.33uF
0.33uF
16V
+5V_TU
IF_P
IF_N
IC1004
LGDT3305
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
L1219
CB3216PA501E
C2138
0.1uF
50V
0.1uF
50V
C1027
100pF
50V
100pF
50V
OPT
R1036
20K
R1009
0
OPT
C2250
220uF
16V
16V
L1014
0
1/10W
5%
5%
L1013
0
1/10W
5%
5%
TS_1
TS_2
TS_3
TS_4
TS_5
TS_6
TS_7
C1006
47pF
L1002
270nH
270nH
TU1001
TDVW-H104P
TDVW-H104P
INNOTEK_TUNER
14
NC_3
13
SIF
5
RF_AGC
12
IF_AGC
11
DIF[-]
2
NC_2
10
DIF[+]
4
+B1[5V]
1
NC_1
9
AS
8
CLOCK
3
GND_1
16
VIDEO
7
DATA
6
GND_2
15
AUDIF
17
SHIELD
C1078
2.2uF
25V
2.2uF
25V
C1077
2.2uF
2.2uF
25V
TU1001-*1
UCA36AL
SANYO_TUNER
14
IF_AGC
13
D_IF2
5
NC_3[RF_AGC]
12
D_IF1
11
NC_5
2
NC_2
19
VIDEO
18
NC_7
10
AS
4
+5V[MAIN]
1
NC_1
17
NC_6[AFT]
9
SCL
8
SDA
3
GND_1
16
SIF
7
GND_2
6
NC_4[VT]
15
+5V[VIF]
20
SHIELD
VSB +1.0V B+ BLOCK
VSB +3.3V B+ BLOCK
VDD33
VSSAD10
VCCAAD10A
VDD
VSS33
SLIM_SCAN
OPM
VSS
XTALI
TPDATA[1]
TPDATA[2]
TPDATA[3]
TPDATA[4]
TPDATA[5]
TPDATA[6]
TPERR
TPDATA[7]
VDD33
TPVALID
TPDATA[0]
VSS33
VSSAAD10A
IF OUT
I2CRPT_SDA
I2CRPT_SCL
VINA1
I2CSEL
VINA2
RF OUT
VDD
INCAP
ANTCON
VROA
VSS
VDD33
SCL
TPCLK
SDA
VSS33
VDD
PLLAVDD
PLLAVSS
TPSOP
VSS
NIRQ
XM
XTALO
NRST
Close to tuner
(I2C Channel 6)
V0 = 0.8(R1+R2) / R2
R1
R2
Mercury Option
Tuner/3305
5 14
FM Rejection Option
The value of coil & cap’ could be changed to optimized each
MStar Option
MStar Option
TUNER 5V
LGDT3305 POWER
TUNER
LGDT3305
37LH250H
09.05.19
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